Improved Extension Neural Network and Its Applications

Table 5

The measured data of gas emission.

No. of sample	The burial depth of coal seam (m)	Coal seam thickness (m)	Coal seam gas content (m^3·d^−1)	Average daily schedule of working face (m·d^−1)	Average daily production (t·d^−1)
1	420	1.8	2.14	4.13	1751
2	408	2	1.92	4.42	1825
3	411	2.0	2.15	4.16	1527
4	456	2.2	2.40	4.51	2104
5	432	2.3	2.58	4.67	2078
6	531	2.9	3.35	3.68	2288
7	550	2.9	3.61	4.02	2325
8	527	2.5	2.80	3.28	1979
9	563	3.0	3.68	3.53	2410
10	516	2.8	3.22	3.45	2242
11	604	6.2	4.03	2.64	3354
12	634	6.5	4.80	2.92	3620
13	590	5.9	4.21	2.85	3139
14	607	6.1	4.34	2.77	3087
15	640	6.3	4.67	2.75	3412